Alert archive / Minnesota / Severe Thunderstorm Warnings in 2018

Severe Thunderstorm Warning 89, NWS Duluth, MN

July 1, 2018Itasca County, Koochiching County, Minnesota

NWS Duluth, MN issued this severe thunderstorm warning at Jul 1, 2018, 11:15 PM CDT for Itasca County, Koochiching County, Minnesota. It was in force for 45 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Jul 1, 2018, 11:15 PM CDT (04:15 UTC)
Expired
Jul 2, 2018, 12:00 AM CDT
In force
45 min
Issued by
NWS Duluth, MN
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Itasca County, MN, Koochiching County, MN

The radar

The Duluth radar (KDLH), 162 km from the middle of the area, began a volume at 04:18 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Duluth, MN wrote its last area forecast discussion before this severe thunderstorm warning went out at Jul 1, 6:38 PM CDT, 4 hours 37 minutes earlier.

Area forecast discussion, Jul 1, 6:38 PM CDT, 4 hours 37 minutes before
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Hazardous weather outlook, Jul 1, 9:10 PM CDT, 2 hours 5 minutes before
Hazardous Weather Outlook
National Weather Service Duluth MN
910 PM CDT Sun Jul 1 2018

MNZ010>012-018>021-025-026-033>038-WIZ001>004-006>009-030215-
Koochiching-North St. Louis-Northern Cook/Northern Lake-
North Itasca-Central St. Louis-Southern Lake/North Shore-
Southern Cook/North Shore-North Cass-South Itasca-South Cass-
Crow Wing-Northern Aitkin-South Aitkin-Carlton/South St. Louis-
Pine-Douglas-Bayfield-Ashland-Iron-Burnett-Washburn-Sawyer-Price-
910 PM CDT Sun Jul 1 2018

This Hazardous Weather Outlook is for portions of northeast
Minnesota and northwest Wisconsin.

.DAY ONE...Tonight

Spotty thunderstorms are possible across northeast Minnesota
overnight. The best chance of storms will be across north central
Minnesota, but coverage will still be limited. Gusty winds and
perhaps some small hail will be possible with the stronger storms.

.DAYS TWO THROUGH SEVEN...Monday through Saturday

There will be periodic chances of thunderstorms across northeast
Minnesota and northwest Wisconsin Monday through Wednesday night.
Some storms could be strong to severe. The next best chance of
severe weather appears to be Wednesday afternoon and evening.

.SPOTTER INFORMATION STATEMENT...

Skywarn Spotter activation is not anticipated tonight.

LSZ121-140>148-030215-
Bayfield to Oak Point WI-Grand Portage to Grand Marais MN-
Grand Marais to Taconite Harbor MN-
Taconite Harbor to Silver Bay Harbor MN-
Silver Bay Harbor to Two Harbors MN-Two Harbors to Duluth MN-
Duluth MN to Port Wing WI-Port Wing to Sand Island WI-
Sand Island to Bayfield WI-Oak Point to Saxon Harbor WI-
910 PM CDT Sun Jul 1 2018

This Hazardous Weather Outlook is for portions of the Nearshore
waters of western Lake Superior.

.DAY ONE...Tonight

Thunderstorms are possible over western Lake Superior through
tonight.

.DAYS TWO THROUGH SEVEN...Monday through Saturday

There will be periodic chances of thunderstorms across western
Lake Superior Monday through Wednesday night. Some storms could be
strong. The next best chance of severe weather appears to be
Wednesday afternoon and evening.

DAP

More information may be obtained at the following web address:
http://www.weather.gov/duluth (all lower case)

In the hours before

Local storm report, Jul 1, 6:20 PM CDT, 4 hours 55 minutes before
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Local storm report, Jul 1, 6:54 PM CDT, 4 hours 21 minutes before
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Local storm report, Jul 1, 8:46 PM CDT, 2 hours 29 minutes before
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Special weather statement, Jul 1, 10:27 PM CDT, 48 minutes before
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Special weather statement, Jul 1, 11:00 PM CDT, 15 minutes before
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Special weather statement, Jul 1, 11:02 PM CDT, 13 minutes before
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The office that day

Everything else NWS Duluth, MN issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 1, 10:27 PM CDTSpecial Weather StatementDLHKoochiching33 min
Jul 1, 11:00 PM CDTSpecial Weather StatementDLHKoochiching30 min
Jul 1, 11:02 PM CDTSpecial Weather StatementDLHKoochiching28 min
Jul 1, 11:26 PM CDTSpecial Weather StatementDLHKoochiching34 min
Jul 1, 11:45 PM CDTSpecial Weather StatementDLHCass45 min
Jul 2, 12:03 AM CDTSevere Thunderstorm WarningDLHItasca, Koochiching, Saint Louis42 min
Jul 2, 12:05 AM CDTSpecial Weather StatementDLH25 min
Jul 2, 12:30 AM CDTSpecial Weather StatementDLHCass30 min
Jul 2, 12:31 AM CDTSpecial Weather StatementDLH29 min
Jul 2, 12:44 AM CDTSpecial Weather StatementDLHSaint Louis31 min
Jul 2, 12:51 AM CDTSpecial Weather StatementDLHItasca24 min
Jul 2, 1:20 AM CDTSpecial Weather StatementDLHItasca25 min
Jul 2, 1:43 AM CDTSpecial Weather StatementDLHSaint Louis32 min
Jul 2, 3:19 PM CDTFlash Flood WatchDLHAitkin, Carlton, Cass, Cook, Crow Wing, Itasca and 2 more12 hr

Nearby

Severe Thunderstorm Warnings in Minnesota, 2018Every severe thunderstorm warning in 2018

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive.